81321187904712000

81,321,187,904,712,000 is an even composite number composed of six prime numbers multiplied together.

What does the number 81321187904712000 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 6300 divisors.

81321187904712000 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of six thousand, three hundred divisors.

Prime factorization of 81321187904712000:

26 × 32 × 53 × 74 × 234 × 412

(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 5 × 5 × 7 × 7 × 7 × 7 × 23 × 23 × 23 × 23 × 41 × 41)

See below for interesting mathematical facts about the number 81321187904712000 from the Numbermatics database.


Names of 81321187904712000

  • Cardinal: 81321187904712000 can be written as Eighty-one quadrillion, three hundred twenty-one trillion, one hundred eighty-seven billion, nine hundred four million, seven hundred twelve thousand.

Scientific notation

  • Scientific notation: 8.1321187904712 × 1016

Factors of 81321187904712000

  • Number of distinct prime factors ω(n): 6
  • Total number of prime factors Ω(n): 21
  • Sum of prime factors: 81

Divisors of 81321187904712000

Bases of 81321187904712000

  • Binary: 1001000001110100100110000100001011100010111101101010000002
  • Hexadecimal: 0x120E93085C5ED40
  • Base-36: M8PYDZFM4W0

Squares and roots of 81321187904712000

  • 81321187904712000 squared (813211879047120002) is 6613135602233477284791802944000000
  • 81321187904712000 cubed (813211879047120003) is 537788042948569360904660164554736153072128000000000
  • The square root of 81321187904712000 is 285168700.7802784797
  • The cube root of 81321187904712000 is 433246.0095852967

Scales and comparisons

How big is 81321187904712000?
  • 81,321,187,904,712,000 seconds is equal to 2,585,762,232 years, 21 weeks, 5 days, 20 hours.
  • To count from 1 to 81,321,187,904,712,000 would take you about seven billion, seven hundred fifty-seven million, two hundred eighty-six thousand, six hundred ninety-seven years!

    This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

  • A cube with a volume of 81321187904712000 cubic inches would be around 36103.8 feet tall.

Recreational maths with 81321187904712000

  • 81321187904712000 backwards is 00021740978112318
  • The number of decimal digits it has is: 17
  • The sum of 81321187904712000's digits is 54
  • More coming soon!

Copy this link to share with anyone:


Share this page on social media:

Link to this page

HTML: To link to this page, just copy and paste the link below into your blog, web page or email.

BBCODE: To link to this page in a forum post or comment box, just copy and paste the link code below:

Cite this page

MLA style:
"Number 81321187904712000 - Facts about the integer". Numbermatics.com. 2024. Web. 9 May 2024.

APA style:
Numbermatics. (2024). Number 81321187904712000 - Facts about the integer. Retrieved 9 May 2024, from https://numbermatics.com/n/81321187904712000/

Chicago style:
Numbermatics. 2024. "Number 81321187904712000 - Facts about the integer". https://numbermatics.com/n/81321187904712000/

The information we have on file for 81321187904712000 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

Keywords: Divisors of 81321187904712000, math, Factors of 81321187904712000, curriculum, school, college, exams, university, Prime factorization of 81321187904712000, STEM, science, technology, engineering, physics, economics, calculator, eighty-one quadrillion, three hundred twenty-one trillion, one hundred eighty-seven billion, nine hundred four million, seven hundred twelve thousand.

Oh no. Javascript is switched off in your browser.
Some bits of this website may not work unless you switch it on.